Analyze the scenario and complete the following: Complete the discrete probability distribution for the given variable. Calculate the expected value and variance of the discrete probability...



Analyze the scenario and complete the following:



  1. Complete the discrete probability distribution for the given variable.

  2. Calculate the expected value and variance of the discrete probability distribution.



The value of a ticket in a lottery, in which 2,000 tickets are sold, with 1 grand prize of $4,000, 10 first prizes of $450, 35 second prizes of $125, and 65 third prizes of $20.




i.





















xx0201254504,000
P(x)P(x)






















Round probabilities to 4 decimal places




ii.

E(X)E(X) =



Round to 2 decimal places


Var(X)Var(X) =



Round to 2 decimal places



Jun 10, 2022
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